Definition of "Division" :
noun: the act or process of dividing
noun: the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart
noun: an arithmetic operation that is the inverse of multiplication; the quotient of two numbers is computed
noun: one of the portions into which something is regarded as divided and which together constitute a whole
"The BBC's engineering division."
noun: discord that splits a group
noun: an army unit large enough to sustain combat
"Two infantry divisions were held in reserve."
noun: a group of ships of similar type
noun: a unit of the United States Air Force usually comprising two or more wings
noun: an administrative unit in government or business
noun: (botany) taxonomic unit of plants corresponding to a phylum
noun: (biology) a group of organisms forming a subdivision of a larger category
noun: a league ranked by quality
"Princeton is in the NCAA Division 1-AA."